Great______the pitfalls (隐蔽的危险) are, we must do our best to succeed.

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问题 Great______the pitfalls (隐蔽的危险) are, we must do our best to succeed.

选项 A、although
B、while
C、however
D、as

答案D

解析
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本试题收录于: 英语题库普高专升本分类
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